. From the first print until the last the Black TN-421BK Toner Cartridge (3000 Pages) (TN421BK) from Brother can help offer a consistently high level of print performance. Incredibly simple to install and capable of achieving a surprisingly high yield for a toner of such modest price and size this toner cartridge can help offer a professional edge to all prints – whether you’re printing at home or in the office.The Black TN-421BK Toner Cartridge (3000 Pages) (TN421BK) is an official manufacturer branded item fitting DCP-L8410 Colour Multifunction Printer HL-L8260 HL-L8360 MFC-L8690 MFC-L8900 models built especially to offer the preferred level of print quality throughout all tasks and responsibilities. Despite its modest appearance the cartridge has a yield of 3000 pages helping ensure you can continue uninterrupted printing for longer.The extra page yield supplied by Brother laser printers has made them a hugely popular option with users looking to increase the output their machines produce before a replacement is necessitated. Reducing the overheads of replacement costs and creating a more efficient print environment Brother toner technology can help control spend..